Carol Vorderman's Internet Column: We'll help you get the right PC.CD v DVDA DVDA DVD Association DVDA Digital Versatile Disc Audio DVDA Digital Video Disc Audio DVDA Digital Video Distribution Amplifier DVDA Dvd Audio CD-ROM drive is a must when buying a new PC. Most software is supplied on CD-ROM CD-ROM: see compact disc. CD-ROM in full compact disc read-only memory Type of computer storage medium that is read optically (e.g., by a laser). . But there are now alternatives such as DVD-ROM DVD-ROM: see digital versatile disc. A read-only DVD disc used to permanently store data files. DVD-ROM discs are widely used to distribute large software applications that exceed the capacity of a CD-ROM disc. and CD-RW (CD-ReWritable) The only rewritable CD technology. CD-RW disks look like other CD media, but with close inspection, they have a more polished surface with a very dark blue-gray cast. drives. A CD-ROM disk can store up to 640Mb of information. They are especially popular for multimedia software and can hold large amounts of pictures, sound, film clips, and thousands of pages of text. They are given a speed rating and anything above 24x speed is fine for a modern PC. DVD DVD: see digital versatile disc. DVD in full digital video disc or digital versatile disc Type of optical disc. The DVD represents the second generation of compact-disc (CD) technology. stands for digital versatile disk and promises even more extensive multimedia and exciting games. DVD-ROM disks look like CD-ROMs but can hold 4.7Gb of data. This is enough to hold full-length digital quality movies. Some are interactive, allowing the viewer to control the storyline of a game or movie. A DVD-ROM drive is also able to read ordinary CD-ROM disks. 5x or 6x speed are currently the best around. DVD will largely replace CD so it's worth the extra cost. Now appearing on higher spec computers are CD-R or CD-RW drives. These are CD drives that can both read and write information on a disk. CD-R disks (recordable) can be written to once only but with CD-RW (rewritable) disks this can be done many times. They are perfect for storing large amounts of information, sound or picture files and for freeing up space on your hard drive. |
|
||||||||||||||
Printer friendly
Cite/link
Email
Feedback
Reader Opinion